Peptide compound and its preparation
    5.
    发明授权
    Peptide compound and its preparation 失效
    肽化合物及其制备

    公开(公告)号:US5656604A

    公开(公告)日:1997-08-12

    申请号:US422944

    申请日:1995-04-17

    摘要: Peptide compounds of the formula (I') ##STR1## in which R.sup.1 is acyl,R.sup.2 is lower alkyl, cyclo(lower)alkyl(lower)alkyl or optionally substituted heterocyclic(lower)alkyl,R.sup.3 is optionally substituted heterocyclic(lower)alkyl or optionally substituted ar(lower)alkyl,R.sup.4 is lower alkyl, amino(lower)alkyl, protected amino(lower)alkyl, carboxy(lower)alkyl, protected carboxy(lower)alkyl or optionally substituted heterocyclic(lower)alkyl,R.sup.5 is carboxy, protected carboxy, carboxy(lower)alkyl or protected carboxy(lower)alkyl,R.sup.6 is hydrogen, lower alkyl, C.sub.6-10 ar(lower)alkyl amino(lower)alkyl, protected amino(lower)alkyl, carboxy(lower)alkyl, protected carboxy(lower)alkyl, or heterocyclic(lower)alkyl,R.sup.7 is hydrogen or lower alkyl, andA is --O--, --NH--, lower alkylimino or lower alkylene, or a pharmaceutically acceptable salt thereof are disclosed. The compounds can be used to treat and prevent endothelin mediated diseases such as hypertension. The preparation of such peptides is also disclosed.

    摘要翻译: 式(I')的肽化合物其中R 1是酰基,R 2是低级烷基,环(低级)烷基(低级)烷基或任选取代的杂环(低级)烷基),其中R 1是任选取代的杂环 (低级)烷基或任选取代的芳(低级)烷基,R 4是低级烷基,氨基(低级)烷基,保护的氨基(低级)烷基,羧基 烷基,R 5为羧基,保护的羧基,羧基(低级)烷基或保护的羧基(低级)烷基,R6为氢,低级烷基,C6-10ar(低级)烷基氨基(低级)烷基,被保护的氨基 (低级)烷基,受保护的羧基(低级)烷基或杂环(低级)烷基,R7是氢或低级烷基,A是-O - , - NH-,低级烷基亚氨基或低级亚烷基或其药学上可接受的盐是 披露 该化合物可用于治疗和预防内皮素介导的疾病如高血压。 还公开了这种肽的制备。

    Peptide compound and its preparation
    7.
    发明授权
    Peptide compound and its preparation 失效
    肽化合物及其制备

    公开(公告)号:US5430022A

    公开(公告)日:1995-07-04

    申请号:US86094

    申请日:1993-07-06

    摘要: Peptide compounds of the formula (I') ##STR1## in which R.sup.1 is acyl,R.sup.2 is lower alkyl, cyclo(lower)alkyl(lower)alkyl or optionally substituted heterocyclic(lower)alkyl,R.sup.3 is optionally substituted heterocyclic(lower)alkyl or optionally substituted ar(lower)alkyl,R.sup.4 is lower alkyl, amino(lower)alkyl, protected amino(lower)alkyl, carboxy(lower)alkyl, protected carboxy(lower)alkyl or optionally substituted heterocyclic(lower)alkyl,R.sup.5 is carboxy, protected carboxy, carboxy(lower)alkyl or protected carboxy(lower)alkyl,R.sup.6 is hydrogen, lower alkyl, C.sub.6-10 ar(lower)alkyl amino(lower)alkyl, protected amino(lower)alkyl, carboxy(lower)alkyl, protected carboxy(lower)alkyl, or heterocyclic(lower)alkyl,R.sup.7 is hydrogen or lower alkyl, andA is --O--, --NH--, lower alkylimino or lower alkylene, or a pharmaceutically acceptable salt thereof are disclosed. The compounds can be used to treat and prevent endothelin mediated diseases such as hypertension. The preparation of such peptides is also disclosed.

    摘要翻译: 式(I')的肽化合物其中R 1是酰基,R 2是低级烷基,环(低级)烷基(低级)烷基或任选取代的杂环(低级)烷基),其中R 1是任选取代的杂环 (低级)烷基或任选取代的芳(低级)烷基,R 4是低级烷基,氨基(低级)烷基,保护的氨基(低级)烷基,羧基 烷基,R 5为羧基,保护的羧基,羧基(低级)烷基或保护的羧基(低级)烷基,R6为氢,低级烷基,C6-10ar(低级)烷基氨基(低级)烷基,被保护的氨基 (低级)烷基,受保护的羧基(低级)烷基或杂环(低级)烷基,R7是氢或低级烷基,A是-O - , - NH-,低级烷基亚氨基或低级亚烷基或其药学上可接受的盐是 披露 该化合物可用于治疗和预防内皮素介导的疾病如高血压。 还公开了这种肽的制备。

    Peptide compounds, their preparation and uses
    8.
    发明授权
    Peptide compounds, their preparation and uses 失效
    肽化合物,其制备和用途

    公开(公告)号:US5888972A

    公开(公告)日:1999-03-30

    申请号:US564271

    申请日:1997-06-24

    摘要: A compound of the formula: ##STR1## in which R.sup.4 is acyl,R.sup.5 is lower alkyl,R.sup.6 is optionally substituted ar(lower)alkyl or optionally substituted heterocyclic-(lower)alkyl,R.sup.7 is lower alkyl or lower alkylthio(lower)alkyl,R.sup.8 is carboxy or protected carboxy,A is lower alkylene,Z is a group of the formula: ##STR2## wherein R.sup.1 is hydrogen, lower alkyl, common amino-protective group or optionally substituted ar(lower)alkyl,R.sup.2 is hydrogen, lower alkyl, optionally substituted ar(lower)alkyl, optionally substituted heterocyclic-(lower)alkyl, optionally substituted cyclo(lower)alkyl(lower)alkyl, common amino-protective group, amino(or protected amino)(lower)alkyl, optionally substituted heterocyclic-carbonyl or cyclo(lower)alkyl, andR.sup.3 is optionally substituted heterocyclic(lower)alkyl, andm is an integer of 0 to 2,or pharmaceutically acceptable salts thereof, useful as endothelin antagonist.

    摘要翻译: PCT No.PCT / JP94 / 01042 Sec。 371日期1996年6月24日 102(e)1996年6月24日PCT 1994年6月28日PCT公布。 公开号WO95 / 00537 日期1995年1月5日具有下式的化合物:其中R 4为酰基,R 5为低级烷基,R 6为任选取代的芳(低级)烷基或任选取代的杂环 - (低级)烷基,R 7为低级烷基或低级 烷硫基(低级)烷基,R 8为羧基或被保护的羧基,A为低级亚烷基,Z为下式基团:其中R 1为氢,低级烷基,普通氨基保护基或任选取代的芳(低级)烷基 (低级)烷基,任选取代的杂环 - (低级)烷基,任选取代的环(低级)烷基(低级)烷基,常用氨基保护基,氨基(或被保护的氨基)( 低级烷基,任选取代的杂环羰基或环(低级)烷基,R 3为任选取代的杂环(低级)烷基,m为0-2的整数,或其药学上可接受的盐,可用作内皮素拮抗剂。